Home / 14,224.68-19,629.12-8,558.37

Finding the Fourth Proportional to 14,224.68, 19,629.12 and 8,558.37

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Solution

The fourth proportional to 14,224.68, 19,629.12 and 8,558.37 is: 11,809.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,224.68 : 19,629.12 = 8,558.37 : x
  2. Step 2: Convert to fraction form
    14,224.68/19,629.12 = 8,558.37/x
  3. Step 3: Cross multiply
    14,224.68x = 19,629.12 × 8,558.37
  4. Step 4: Simplify right side
    14,224.68x = 167,993,271.73
  5. Step 5: Solve for x
    x = 167,993,271.73/14,224.68
  6. Step 6: Final answer
    x = 11,809.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.